Studies indicate roughly 50% of users reuse passwords across services, making even aged lists statistically dangerous. 4. Impact & Risk Assessment Impact Area Consequences Financial
Violations of GDPR or UK ICO standards; companies can be fined millions for "weak authentication". 500K Mixed Combolist.txt
Enforce Phishing-Resistant MFA (e.g., FIDO2 security keys) as it is the only control that fully eliminates the threat of credential reuse. Combolists and ULP Files on the Dark Web - Group-IB Studies indicate roughly 50% of users reuse passwords